Through the bars a view could be had of a dark aperture, something like the flue of a chimney, or the pipe of a cistern.
"Les Misérables Complete in Five Volumes" by Victor Hugo
It contained a covered pipe-hole leading into the chimney flue.
"He Fell in Love with His Wife" by Edward P. Roe
The same pipe supplies the similar burners which are inserted in the flues under the oven bottom.
"Scientific American Supplement, No. 401, September 8, 1883" by Various
The pipes, M and N, are likewise closed, while the flue, E, is opened.
"Scientific American Supplement, No. 514, November 7, 1885" by Various
Beneath it were pipes or flues connected with other pipes which ran beneath the whole house.
"Our Little Korean Cousin" by H. Lee M. Pike
If you do not have an old stove-pipe you can make a wooden flue of old boards or old discarded boxes.
"Every Step in Canning" by Grace Viall Gray
It would be easy to keep other flues warmed in cold weather by steam-pipes, but in summer you will have no steam for heating purposes.
"The House that Jill Built" by E. C. Gardner
A. Leaky steam pipes, side seams, flues and improper combustion will produce a ruddy color in the fire-box.
"The Traveling Engineers' Association" by Anonymous
Let a smoke pipe from the boiler enter the chimney and extend up inside the flue far enough to heat the same.
"Scientific American, Volume XXXVI., No. 8, February 24, 1877" by Various
He ceased to restrict the toe of the pipe and did all his regulation at the flue.
"The Recent Revolution in Organ Building" by George Laing Miller